Castle Car Park Thames Avenue Windsor

This site has had 2 applications since 2023: 2 approved, 0 refused.

• 23/01434/TCA Granted

  Castle Car Park Thames Avenue Windsor

  (G1) (Self seeded) Sycamore trees - Clear back all overhang to 1m beyond the wall.

  Decided 20 Sep 2023 Trees

1. 9 May 2023

   Received by Windsor and Maidenhead

2. 7 Jul 2023

   Decision issued: Application Permitted

3. 12 Sep 2026

   Added to PlanIndex

Windsor and Maidenhead granted permission on 7 July 2023, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

A lawful development certificate is a legal determination that existing or proposed works do not need planning permission; the merits of the scheme are not considered. More in our guide to planning application types.

• Castle Car Park Thames Avenue Windsor

  23/01434/TCA Submitted 12 Jun 2023 50 yards away

  (G1) (Self seeded) Sycamore trees - Clear back all overhang to 1m beyond the wall.

  Granted Trees 5 docs

• Sir Christopher Wren Hotel And Spa Thames Street Windsor SL4 1PX

  26/01131/VAR Submitted 6 May 2026 50 yards away

  72% historically approved · decision due ~1 Jul

  Variation (under Section 19) of Condition 6 (Approved Plans) to substitute those plans approved under 25/01317/LBC for consent for a replacement single storey extension following demolition of existing element, construction of a three storey extension, 1no. ASHP, alterations to fenestration and internal alterations to existing spa and gym with amended plans.

  Awaiting decision Amendments Extension Demolition +1 16 docs
  Small domestic

• Sir Christopher Wren Hotel And Spa Thames Street Windsor SL4 1PX

  26/01130/VAR Submitted 6 May 2026 50 yards away

  72% historically approved · decision due ~1 Jul

  Variation (under Section 73) of Condition 11 (Approved Plans) to substitute those plans approved under 25/01316/FULL for a replacement single storey extension following demolition of existing element, construction of a three storey extension, 1no. ASHP and alterations to fenestration with amended plans.

  Awaiting decision Amendments Extension Demolition +1 21 docs
  Small domestic

• Sir Christopher Wren Hotel And Spa Thames Street Windsor SL4 1PX

  24/02855/VAR Submitted 21 Nov 2024 50 yards away

  Variation (under Section 19) of Condition 2 (materials) and Condition 4 (Approved Plans) to substitute those plans approved under 22/02397/LBC for Consent for replacement single storey extension following demolition of existing element, infiling of existing open courtyard with a three storey extension, alterations to fenestration and internal alterations to existing spa and gym facility with amended plans.

  Withdrawn Amendments Extension Demolition +1 13 docs
  Small domestic

• Sir Christopher Wren Hotel And Spa Thames Street Windsor SL4 1PX

  24/02089/CONDIT Submitted 28 Aug 2024 50 yards away

  Details required by Condition 2 (External materials and finishes) and 5 (Archaeology) of planning permission 22/02396/FULL for a Replacement single storey extension following demolition of existing element, infiling of existing open courtyard with a three storey extension, alterations to fenestration and internal alterations to existing spa and gym facility.

  Granted Conditions Extension Demolition +1 7 docs
  Small domestic

• Sir Christopher Wren Hotel And Spa Thames Street Windsor SL4 1PX

  24/02059/CONDIT Submitted 22 Aug 2024 50 yards away

  Details required by Condition 2 (external Materials and finishes) of Listed Building Consent 22/02397/LBC for a Consent for replacement single storey extension following demolition of existing element, infiling of existing open courtyard with a three storey extension, alterations to fenestration and internal alterations to existing spa and gym facility.

  Granted Conditions Extension Demolition +1 6 docs
  Small domestic

• 26/02222/CPD Refused

  52 Audley Way Ascot SL5 8EF

  Certificate of lawfulness to determine whether the proposed single storey rear extension following the removal of the existing conservatory is lawful.

  Received 8 Sep, published by the council 24 Sep 2026 Lawful development
• 26/01954/CPD Withdrawn

  Mulberry House Waltham Road Maidenhead SL6 3NH

  Certificate of lawfulness to determine whether the single storey rear extension is lawful.

  Received 7 Aug, published by the council 16 Aug 2026 Lawful development
• 26/01856/CLU Granted

  Apple Tree Cottage And Land Adjacent To Apple Tree Cottage Paley Street Maidenhead

  Certificate of lawfulness to determine whether the existing use of the land as a residential garden incidental to the main dwelling is lawful

  Received 28 Jul, published by the council 24 Aug 2026 Lawful development
• 26/02022/CPD Refused

  14 Church View White Waltham Maidenhead SL6 3JQ

  Certificate of lawfulness to determine whether the proposed 1no. rear dormer and alterations to fenestration are lawful

  Received 17 Aug, published by the council 2 Sep 2026 Lawful development
• 26/01862/CLU Granted

  Holyport Pre School Holyport Youth Club Moneyrow Green Holyport Maidenhead SL6 2NA

  Certificate of lawfulness to determine whether the existing use of the site as a pre-school is lawful.

  Received 29 Jul, published by the council 4 Aug 2026 Lawful development